1. a clear, transparent mineral or glass resembling ice.
2. the transparent form of crystallized quartz.
3. a solid body having a characteristic internal structure and enclosed by symmetrically arranged plane surfaces, intersecting at definite and characteristic angles.
4. anything made of or resembling such a substance.
5. a single grain or mass of a crystalline substance.
6. glass of fine quality and a high degree of brilliance.
7. articles, especially glassware for the table and ornamental objects, made of such a glass.
8. the glass or plastic cover over the face of a watch.
9. Radio.
• the piece of germanium, silicon, galena, or the like forming the essential part of a crystal detector.
• the crystal detector itself.
10. a quartz crystal ground in the shape of a rectangular parallelepiped, which vibrates strongly at one frequency when electric voltages of that frequency are placed across opposite sides: used to control the frequency of an oscillator (crystal oscillator ), as of a radio transmitter.
11. any stimulant drug in powder form, as methamphetamine or PCP.

12. composed of crystal.
13. resembling crystal; clear; transparent.
14. pertaining to or employing a crystal detector.
15. indicating the fifteenth event of a series, as a wedding anniversary.

16. to make into crystal; crystallize.
17. to cover or coat with, or as if with, crystal (usually followed by over).

1. a city in SE Minnesota, near Minneapolis.
2. a female given name.

1. a piece of solid substance, such as quartz, with a regular shape in which plane faces intersect at definite angles, due to the regular internal structure of its atoms, ions, or molecules
2. a single grain of a crystalline substance
3. anything resembling a crystal, such as a piece of cut glass
• a highly transparent and brilliant type of glass, often used in cut-glass tableware, ornaments, etc
• (as modifier)
5. something made of or resembling crystal
6. crystal glass articles collectively
7. electronics
• a crystalline element used in certain electronic devices as a detector, oscillator, transducer, etc
• (as modifier)
8. a transparent cover for the face of a watch, usually of glass or plastic
9. of or relating to a crystal or the regular atomic arrangement of crystals

10. resembling crystal; transparent

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